Home / 2,184.26-3,272.20-1,307.46

Finding the Fourth Proportional to 2,184.26, 3,272.20 and 1,307.46

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Solution

The fourth proportional to 2,184.26, 3,272.20 and 1,307.46 is: 1,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.26 : 3,272.20 = 1,307.46 : x
  2. Step 2: Convert to fraction form
    2,184.26/3,272.20 = 1,307.46/x
  3. Step 3: Cross multiply
    2,184.26x = 3,272.20 × 1,307.46
  4. Step 4: Simplify right side
    2,184.26x = 4,278,270.61
  5. Step 5: Solve for x
    x = 4,278,270.61/2,184.26
  6. Step 6: Final answer
    x = 1,958.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.